Merge pull request #3 from kuangdash/patch-1

Fix the rotate problem

Author: kuangdash

src/components/mixins/rotatable.js

@@ -58,7 +58,7 @@ exports.onRotateMouseMove = function (ev) {
   let deltaRotate = this.computeDeltaRotate(ev) * this._rotatable.sign
   this.props.selectedWidgets.forEach(e=> {
     let axis = this._rotatable.axis.toLowerCase()
-    let newRotateAngle = ((this._rotatable.rotates[e][axis] + deltaRotate) % (2 * Math.PI) + 2 * Math.PI) % (2 * Math.PI)
+    let newRotateAngle = (this._rotatable.rotates[e][axis] + deltaRotate) % (2 * Math.PI)
     if (ev.ctrlKey) {
       let deg = newRotateAngle * 180 / Math.PI
       newRotateAngle = Math.round(deg / 10) * 10 * Math.PI / 180
@@ -85,7 +85,7 @@ exports.onRotateMouseUp = function (ev) {
   let deltaRotate = this.computeDeltaRotate(ev) * this._rotatable.sign
   this.props.selectedWidgets.forEach(e=> {
     let axis = this._rotatable.axis.toLowerCase()
-    let newRotateAngle = ((this._rotatable.rotates[e][axis] + deltaRotate) % (2 * Math.PI) + 2 * Math.PI) % (2 * Math.PI)
+    let newRotateAngle = (this._rotatable.rotates[e][axis] + deltaRotate) % (2 * Math.PI)
     if (ev.ctrlKey) {
       let deg = newRotateAngle * 180 / Math.PI
       newRotateAngle = Math.round(deg / 10) * 10 * Math.PI / 180